Validating input in java script bizkaia irratia online dating

validate Empty ( ) The function below checks if a required field has been left empty.

validate Password ( ) The function below checks the password field for blankness and allow only letters and numbers - no underscopes this time.

Also, the @ must not be the first character of the email address, and the last dot must at least be one character after the @ sign.

At first we check if the user entered anything at all in the email field.

At last we check the length of the string and permit only phone numbers with 10 digits. When the user clicks the Submit button on the form, the form data is sent to a Java Script validation function that checks each field to make sure that it is in the appropriate format.

Everyone must have filled an online form at some stage, a form usually asks for information related to name, phone no, address, credit-card no etc.

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At first we use regular expression and the replace() method to clear out any spacer characters.

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